Set by the law · CJEU C-604/22 IAB Europe, para. 22
Real-time bidding
In plain English
An instant, automated online auction in which advertising companies bid, behind the scenes, for ad space on the page a user is viewing, so they can show ads tailored to that user's profile.
The official text
Real Time Bidding, which is an instant and automated online auction system of user profiles for the purpose of selling and purchasing advertising space on the internet (‘RTB’)
advertising technology companies – particularly data brokers and advertising platforms, which represent thousands of advertisers – can bid in real time, behind the scenes, to acquire that advertising space by means of an automated auction system using algorithms, in order to display in that space targeted advertisements specifically tailored to the profile of such a user
Related
The official text is quoted word for word from the English version of the source named under it; only the version published in the Official Journal of the EU is legally binding. The plain-English line is Fino’s own summary, not legal advice.